Solar flares on July 18, 2017
The most powerful solar flare in 24 hours
C2.8 (normal) flare - July 18 at 8:07 PM
Solar activity index
Value as of the end of the day on July 18, 2017
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 17, 2017 to July 18, 2017
Time zone — UTC-04 (Dover) — summer time
List of solar flares for July 18, 2017
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.8 | 19:54 | 20:07 | 20:18 | 2665 |
| C1.1 | 18:11 | 18:34 | 18:46 | 2665 |
| C1.7 | 04:20 | 04:29 | 04:34 | 2665 |
| C1.3 | 02:21 | 02:33 | 02:50 | 2665 |
| C1.3 | 01:32 | 01:44 | 01:49 | 2665 |